Bluetooth Chipset IC: JL7003D8
Bluetooth Version: 5.3
Earbuds Battery Capacity: 3.7V/2*40mAh
Charging BoxVolume: 400mAh
Drivers: Φ13mm
Playing time: about 7H (50% Volume)
Battery life of Charging Box: 3.5 times
Waterproof Level: IPX4
Charging Port: Type-C
ANC+Dual Mic ENC